package com.suse.service.community.service;

/**
 * <p>
 * 关注业务接口
 * </p>
 *
 * @author 辜玉彬
 * @since 2022-09-02 18:11
 */
public interface FollowService {

    void follow(int targetId);

    void unfollow(int targetId);

    long getAttentionsCount(int userId);

    long getFollowersCount(int userId);

    boolean hasFollowed(int targetId);

}
